2 files changed, 7 insertions, 4 deletions
diff --git a/src/main/scala/scala/async/internal/AsyncTransform.scala b/src/main/scala/scala/async/internal/AsyncTransform.scala
index c8d2234..a24a823 100644
--- a/src/main/scala/scala/async/internal/AsyncTransform.scala
+++ b/src/main/scala/scala/async/internal/AsyncTransform.scala
@@ -156,9 +156,12 @@ trait AsyncTransform {
         case ValDef(_, _, _, rhs) if liftedSyms(tree.symbol) =>
           atOwner(currentOwner) {
             val fieldSym = tree.symbol
-            val set = Assign(gen.mkAttributedStableRef(fieldSym.owner.thisType, fieldSym), transform(rhs))
-            changeOwner(set, tree.symbol, currentOwner)
-            localTyper.typedPos(tree.pos)(set)
+            val lhs = atPos(tree.pos) {
+              gen.mkAttributedStableRef(fieldSym.owner.thisType, fieldSym)
+            }
+            val assign = treeCopy.Assign(tree, lhs, transform(rhs)).setType(definitions.UnitTpe)
+            changeOwner(assign, tree.symbol, currentOwner)
+            assign
           }
         case _: DefTree if liftedSyms(tree.symbol)           =>
           EmptyTree
diff --git a/src/main/scala/scala/async/internal/TransformUtils.scala b/src/main/scala/scala/async/internal/TransformUtils.scala
index f228e1d..bef52f1 100644
--- a/src/main/scala/scala/async/internal/TransformUtils.scala
+++ b/src/main/scala/scala/async/internal/TransformUtils.scala
@@ -100,7 +100,7 @@ private[async] trait TransformUtils {
       case ld: LabelDef => ld.symbol
     }.toSet
     t.exists {
-      case rt: RefTree => !(labelDefs contains rt.symbol)
+      case rt: RefTree => rt.symbol != null && rt.symbol.isLabel && !(labelDefs contains rt.symbol)
       case _ => false
     }
   }